Introducing the Exchange Online Fiddler Extension

Working in support at Microsoft, you get to deal with a lot of organizations who are migrating to Exchange Online. This type of migration dramatically changes how web traffic flows in the organization as the traffic moves away from Exchange on the Local Area Network to servers hosted by Microsoft in a Microsoft Data Center,…


Improvements in Public Folder Migration to Exchange Online

We have been working hard behind the scenes to improve the public folder migration experience and are very glad to announce even more improvements. These improvements will help you in faster onboarding of public folders to Exchange Online. Speed improvements Mailbox Replication Service (MRS) performs certain clean-up tasks during the finalization phase of the migration….


Released: Hybrid Organization Configuration Transfer V2

We are happy to announce Organization Configuration Transfer (OCT) – V2, which includes updates to OCT-Phase 1 that was launched earlier this year. OCT-V2 further reduces the manual work that admins are required to do once the hybrid setup is complete. OCT-V2 is now available as part of the Hybrid Configuration Wizard (HCW). What does…


Announcing support to migrate up to 250K public folders from Exchange On-Premises to Exchange Online

In an earlier post, we announced we were increasing the maximum number of public folders that could be migrated from Exchange Server 2010 to Exchange Online to 250K. We also highlighted in that post that the migration of public folders on Exchange Server 2013 and 2016 were limited to 100K. We’ve been working hard to…


Microsoft Ignite 2018 – The Recap

Microsoft Ignite 2018 ended a few weeks ago, and what a great event it was. It was great to see so many of our customers, partners and friends there – thank you for coming to our sessions, thank you for coming to the booth, thank you for hanging out with us whenever the opportunity arose…


Exchange Server 2019 Now Available

We’re pleased to announce the final build of Exchange Server 2019 is now available and can be downloaded from the Volume Licensing Service Center. Exchange Server 2019 is designed to deliver security, performance and improved administration and management capabilities; attributes our largest on-premises customers expect from Exchange. If you haven’t yet seen the session delivered…


Announcing Support for Controlled Connections to Public Folders in Outlook

Up to now, Administrators did not have control over which users would see public folders in their Outlook clients. If public folders were created within the organization or if an Exchange Online organization is configured to access on-premises public folders, all clients would make a connection to and show the “Public folders” object in Outlook….


Disabling Basic authentication in Exchange Online – Public Preview Now Available

Several months ago we added a feature to the Microsoft 365 Roadmap which generated a lot of interest. The feature was named Disable Basic Authentication in Exchange Online using Authentication Policies and as the roadmap items stated – it provided the capability for an Admin to define protocols which should allow Basic Authentication. Why was…


Released: October 2018 Quarterly Exchange Updates

The latest cumulative update for Exchange Server 2016 is now available on the download center. There is no release for Exchange Server 2013 or Exchange Server 2010 as these products are both in the extended support phase of lifecycle. The cumulative update released today includes fixes to customer reported issues, all previously reported security/quality issues…


MS11-025 required on Exchange Server versions released before October 2018

In the security advisories released on 10/09/2018, CVE-2010-3190 was updated to apply to Exchange Server. This bulletin now applies to all versions and cumulative updates for Exchange Server released prior to October 2018. The Exchange team is aware that the installation program for Exchange Server is applying an unpatched version of a Visual Studio released…